KR102328803B1 - Electronic device and method for determining an abnormal state of a connector - Google Patents

Abstract

According to various embodiments of the present disclosure, in an electronic device, a first function connector including a first identification pin for detecting a connection with an external electronic device and a second function for detecting a connection with an external electronic device an external device connecting portion provided with a second functional connecting portion including 2 ID pins; and a processor that determines that an abnormality has occurred in the external device connection unit when the values measured from the first ID pin and the second ID pin satisfy a set condition.
In addition, various embodiments of the present invention may be capable of other embodiments.

Description

Method for determining whether an electronic device and an electronic device connection part are abnormal

Various embodiments of the present disclosure relate to an electronic device and a method for determining whether an electronic device connection unit is abnormal.

In general, an electronic device is a device that performs a specific function according to a loaded program, such as an electronic notebook, a portable multimedia player, a mobile communication terminal, a tablet PC, an image/sound device, a desktop/laptop computer, a vehicle navigation device, from home appliances. means the device. For example, these electronic devices may output stored information as sound or image. As the degree of integration of electronic devices increases and high-speed and large-capacity wireless communication becomes common, various functions are being mounted in one mobile communication terminal in recent years.

For example, not only communication functions, but also entertainment functions such as games, multimedia functions such as music/video playback, communication and security functions for mobile banking, etc., and functions such as schedule management and electronic wallets are integrated into one electronic device. have.

In addition, electronic devices are provided with various types of connection parts that can be electrically connected to external electronic devices.

When a current flows through a connection part of an electronic device connected to an external electronic device in a state where the connection part is submerged or invaded, or a foreign substance is inserted into the connection part, migration, deposition, corrosion, etc. may occur in the connection part, and the electronic device may be damaged. It may malfunction or damage the internal circuitry of the electronic device.

In addition, when a separate cover is provided on the connection part to prevent moisture from penetrating through the connection part from the outside, there is a disadvantage that the appearance of the product is not beautiful, and the user has to open the cover to use the connection part. I can feel it.

In addition, for example, when an electronic device having a micro USB (universal serial bus) connection unit operates as an OTG (on the go) or USB host function, a power (eg, V_bus pin) for supplying power to an external device is provided. For example, power of 5V) is supplied, so when moisture penetrates into the connection part, corrosion of the connection part may be accelerated. In addition, if the OTG function is removed from the micro USB connection unit to prevent corrosion of the connection unit, or if the user sets the automatic connection for the OTG function to an off state, it is inconvenient to use the OTG function.

In various embodiments of the present invention, for example, in an external device connector including a plurality of connectors having two or more different functions within one physical connector, the measured value of the ID pin for each of the plurality of connectors is measured. It is possible to provide an electronic device capable of determining whether submergence or invasion is performed by analyzing and a method for determining whether an electronic device connection unit is abnormal.

In order to solve the above problem or another problem, an electronic device according to an embodiment includes a first functional connection unit including a first identification pin for detecting a connection with an external electronic device and an external electronic device; an external device connection unit having a second function connection unit including a second ID pin for detecting a connection of the device; and a processor that determines that an abnormality has occurred in the external device connection unit when the values measured from the first ID pin and the second ID pin satisfy a set condition.

In addition, in the method of operating an electronic device according to any one of various embodiments, it is provided from a first identification pin provided in the first function connection part of the external device connection part to detect a connection with at least one external electronic device. confirming the measured value; checking a value measured from a second ID pin provided in a second function connection part of the external device connection part to detect a connection with at least one external electronic device; and determining that an abnormality has occurred in the external device connection unit when the values measured from the first ID pin and the second ID pin satisfy a preset condition.

According to various embodiments of the present disclosure, an electronic device and a method for determining an abnormality in a connection part of an electronic device detect a voltage of an ID pin included in an external device connection part connected to an external electronic device, and detect immersion, invasion, foreign matter penetration, etc. into the connection part By determining, it is possible to prevent damage or malfunction of the electronic device.

1 is a diagram illustrating a network environment according to an embodiment of the present invention.
2 is a diagram illustrating a configuration example of an electronic device according to an embodiment of the present invention.
3 is a diagram illustrating a configuration example of an electronic device according to various embodiments of the present disclosure.
4 is a diagram illustrating a configuration example of an electronic device according to various embodiments of the present disclosure.
5 is a diagram illustrating an example of a circuit configuration of an MHL controller according to various embodiments of the present disclosure.
6 is a flowchart illustrating a procedure for determining whether a connection unit is abnormal in an electronic device according to various embodiments of the present disclosure;
7 is a flowchart illustrating a procedure for determining whether a connection unit is abnormal in an electronic device according to various embodiments of the present disclosure.
8 is a block diagram illustrating a detailed structure of an electronic device according to an embodiment of the present invention.
9 is a block diagram of a program module according to various embodiments of the present disclosure.

Hereinafter, various embodiments of the present disclosure will be described with reference to the accompanying drawings. However, this is not intended to limit the present disclosure to specific embodiments, and it should be understood that various modifications, equivalents, and/or alternatives of the embodiments of the present disclosure are included. In connection with the description of the drawings, like reference numerals may be used for like components.

In this document, expressions such as "have", "may have", "includes", or "may include" refer to the presence of a corresponding characteristic (eg, a numerical value, function, operation, or component such as a part). and does not exclude the presence of additional features.

In this document, expressions such as "A or B", "at least one of A and/and B", or "one or more of A or/and B" may include all possible combinations of the items listed together. . For example, "A or B", "at least one of A and B", or "at least one of A or B" means (1) includes at least one A, (2) includes at least one B; Or (3) it may refer to all cases including both at least one A and at least one B.

Expressions such as "first", "second", "first", or "second" used in various embodiments may modify various components regardless of order and/or importance, do not limit The above expressions may be used to distinguish one component from another. For example, the first user equipment and the second user equipment may represent different user equipment regardless of order or importance. For example, without departing from the scope of the present disclosure, a first component may be referred to as a second component, and similarly, the second component may also be renamed as a first component.

A component (eg, a first component) is "coupled with/to (operatively or communicatively)" to another component (eg, a second component); When referring to "connected to", it should be understood that the certain element may be directly connected to the other element or may be connected through another element (eg, a third element). On the other hand, when it is said that a component (eg, a first component) is "directly connected" or "directly connected" to another component (eg, a second component), the component and the It may be understood that other components (eg, a third component) do not exist between other components.

The expression "configured to (or configured to)" as used in this document, depending on the context, for example, "suitable for", "having the capacity to" It can be used interchangeably with "," "designed to", "adapted to", "made to", or "capable of". The term "configured (or set up to)" may not necessarily mean only "specifically designed to" in hardware. Instead, in some circumstances, the expression “a device configured to” may mean that the device is “capable of” with other devices or components. For example, the phrase "a processor configured (or configured to perform) A, B, and C" may be used to execute a dedicated processor (eg, an embedded processor), or one or more software programs stored in a memory device, to perform the corresponding operations. By doing so, it may mean a generic-purpose processor (eg, a CPU or an application processor) capable of performing corresponding operations.

The expression “connection unit” used in this document may mean a portion in which the first electronic device and the second electronic device are electrically connected to each other, and is not limited to a specific connection method or connection form. Also, when the second electronic device is connected to the connection unit provided in the first electronic device, data or power may be transmitted/received between the first electronic device and the second electronic device. The data or power may be transmitted in one direction (eg, from the first electronic device to the second electronic device, or from the second electronic device to the first electronic device) or in both directions. In addition, the "connection unit" may mean one physically configured connection unit, or a plurality of respective connection units performing different functions within one physical connection unit.

Terms used in this document are only used to describe specific embodiments, and may not be intended to limit the scope of other embodiments. The singular expression may include the plural expression unless the context clearly dictates otherwise. All terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by one of ordinary skill in the art of the present disclosure. Commonly used terms defined in the dictionary may be interpreted as having the same or similar meaning as the meaning in the context of the related art, and unless explicitly defined in this document, are not interpreted in an ideal or excessively formal meaning . In some cases, even terms defined in this document cannot be construed to exclude embodiments of the present disclosure.

An electronic device according to various embodiments of the present disclosure may include, for example, a smartphone, a tablet personal computer (PC), a mobile phone, a video phone, and an e-book reader (e-book). reader), desktop PC (desktop personal computer), laptop PC (laptop personal computer), netbook computer, workstation, server, PDA (personal digital assistant), PMP (portable multimedia player), MP3 player , mobile medical devices, cameras, or wearable devices (e.g. smart glasses, head-mounted-devices (HMDs)), electronic garments, electronic bracelets, electronic necklaces, electronic accessories. (appcessory), an electronic tattoo, a smart mirror, or a smart watch).

In some embodiments, the electronic device may be a smart home appliance. Smart home appliances, for example, televisions, digital video disk (DVD) players, audio, refrigerators, air conditioners, vacuum cleaners, ovens, microwave ovens, washing machines, air purifiers, set-top boxes (set-top box), home automation Control panel (home automation control panel), security control panel (security control panel), TV box (e.g. Samsung HomeSync™, Apple TV™, or Google TV™), game console (e.g. Xbox™, PlayStation™), electronics It may include at least one of a dictionary, an electronic key, a camcorder, or an electronic picture frame.

In another embodiment, the electronic device may include various medical devices (eg, various portable medical devices (eg, a blood glucose monitor, a heart rate monitor, a blood pressure monitor, or a body temperature monitor), magnetic resonance angiography (MRA), magnetic resonance imaging (MRI), CT (computed tomography), imager, or ultrasound machine, etc.), navigation device, global positioning system receiver, EDR (event data recorder), FDR (flight data recorder), automotive infotainment device, marine use Electronic equipment (e.g. navigation devices for ships, gyro compasses, etc.), avionics, security devices, head units for vehicles, industrial or domestic robots, automatic teller's machines (ATMs) in financial institutions, POS in stores point of sales, or internet of things (e.g. light bulbs, sensors, electricity or gas meters, sprinkler devices, smoke alarms, thermostats, street lights, toasters, exercise equipment, It may include at least one of a hot water tank, a heater, a boiler, etc.).

According to some embodiments, the electronic device is a piece of furniture or a building/structure, an electronic board, an electronic signature receiving device, a projector, or various measuring devices (eg, water, electricity, gas, or a radio wave measuring device). In various embodiments, the electronic device may be a combination of one or more of the various devices described above. The electronic device according to an embodiment may be a flexible electronic device. In addition, the electronic device according to an embodiment of the present disclosure is not limited to the above-described devices, and may include a new electronic device according to technological development.

Hereinafter, an electronic device according to various embodiments will be described with reference to the accompanying drawings. In this document, the term user may refer to a person who uses an electronic device or a device (eg, an artificial intelligence electronic device) using the electronic device.

Referring to FIG. 1 , an electronic device 101 in a network environment 100 according to various embodiments is described. The electronic device 101 may include at least one of a bus 110 , a processor 120 , a memory 130 , an input/output interface 150 , a display 160 , a communication interface 170 , and a determination module 180 . can In some embodiments, the electronic device 101 may omit at least one of the above components or may additionally include other components.

The bus 110 may include, for example, a circuit that connects the components 110 to 180 with each other and transmits communication (eg, control messages and/or data) between the components. .

The processor 120 may include one or more of a central processing unit (CPU), an application processor (AP), and a communication processor (CP). The processor 120 may, for example, execute an operation or data processing related to control and/or communication of at least one other component of the electronic device 101 .

The memory 130 may include volatile and/or non-volatile memory. The memory 130 may store, for example, commands or data related to at least one other component of the electronic device 101 . According to an embodiment, the memory 130 may store software and/or a program 140 . The program 140 may include, for example, a kernel 141 , middleware 143 , an application programming interface (API) 145 , and/or an application program (or “application”) 147 . and the like. At least a portion of the kernel 141 , the middleware 143 , or the API 145 may be referred to as an operating system (OS).

The kernel 141 includes, for example, system resources (eg, middleware 143, API 145, or application program 147) used to execute an operation or function implemented in other programs. For example, the bus 110 , the processor 120 , the memory 130 , etc.) may be controlled or managed. In addition, the kernel 141 may control or manage system resources by accessing individual components of the electronic device 101 from the middleware 143 , the API 145 , or the application program 147 . interface can be provided.

The middleware 143 may, for example, perform an intermediary role so that the API 145 or the application program 147 communicates with the kernel 141 to exchange data. In addition, in relation to the work requests received from the application program 147 , the middleware 143 provides, for example, a system resource ( For example, to perform control (eg, scheduling or load balancing) of work requests using a method such as assigning priorities to use the bus 110, processor 120, or memory 130). can

The API 145 is, for example, an interface for the application 147 to control functions provided by the kernel 141 or the middleware 143, for example, file control, window control, image It may include at least one interface or function (eg, command) for processing or character control.

The input/output interface 150 may serve as an interface capable of transmitting, for example, a command or data input from a user or other external device to other component(s) of the electronic device 101 . Also, the input/output interface 150 may output a command or data received from other component(s) of the electronic device 101 to a user or other external device.

According to various embodiments of the present disclosure, the input/output interface 150 may include at least one connection unit. The electronic device 100 may be connected to another external electronic device 102 through the connection unit to transmit or receive data or transmit or receive power.

The determination module 180 determines a measurement value (eg, a voltage value or a resistance value) measured from an ID pin (identification pin) provided in a connection part of the input/output interface 150 or the communication interface 170 according to various embodiments of the present disclosure. ) can be compared with a preset value to determine whether the connection part is abnormal. The connection unit may include at least one pin according to various supportable communication protocols (eg, may include, but is not limited to, universal serial bus (USB) or micro USB (micro USB)), and the at least one Among the pins of , the ID pin may be a pin for detecting whether or not a connection to at least one external electronic device connected through the connection unit is connected or the type of the connected electronic device.

Detailed embodiments thereof will be described later in the description below with reference to FIG. 2 . In FIG. 1 , the determination module 180 is illustrated as being connected to the input/output interface 150 or the communication interface 170 through the bus 110 , but the present invention is not limited thereto and the input/output interface 150 or the communication interface 170 is not limited thereto. ) can be directly connected with

The display 160 may be, for example, a liquid crystal display (LCD), a light emitting diode (LED) display, an organic light emitting diode (OLED) display, or a microelectromechanical systems (MEMS) display, or an electronic paper ( electronic paper) may include a display. The display 160 may, for example, display various contents (eg, text, image, video, icon, or symbol) to the user. The display 160 may include a touch screen, and may receive, for example, a touch, gesture, proximity, or hovering input using an electronic pen or a part of the user's body.

The communication interface 170 is, for example, the electronic device 101 and an external electronic device (eg, the first external electronic device 102, the second external electronic device 104, or the server 106) Communication between them can be established. For example, the communication interface 170 may be connected to the network 162 through wireless communication or wired communication to communicate with the external device (eg, the electronic device 104 or the server 106 ).

The wireless communication may use, for example, at least one of LTE, LTE-A, CDMA, WCDMA, UMTS, WiBro, or GSM as a cellular communication protocol. The wired communication may include, for example, at least one of universal serial bus (USB), high definition multimedia interface (HDMI), recommended standard 232 (RS-232), or plain old telephone service (POTS). . The network 162 may include at least one of a telecommunications network, for example, a computer network (eg, LAN or WAN), the Internet, or a telephone network.

Each of the external electronic devices 102 and 104 may be the same as or different from the electronic device 101 . According to one embodiment, the server 106 may include a group of one or more servers. According to various embodiments, all or some of the operations performed by the electronic device 101 may be executed by one or a plurality of other electronic devices (eg, the electronic devices 102 and 104 or the server 106 ). According to an embodiment, when the electronic device 101 needs to perform a function or service automatically or upon request, the electronic device 101 performs the function or service itself instead of executing the function or service itself or Additionally, at least some functions related thereto may be requested from another device (eg, the electronic device 102 or 104 or the server 106 ). The other electronic device (eg, the electronic device 102 or 104 , or the server 106 ) may execute the requested function or additional function, and transmit the result to the electronic device 101 . The electronic device 101 may provide the requested function or service by processing the received result as it is or additionally. For this purpose, for example, cloud computing, distributed computing, or client-server computing technology may be used.

In FIG. 1, the electronic device 101 is illustrated as having a communication interface 170 to communicate with an external electronic device 104 or a server 106 through a network 162, but in various embodiments of the present invention Accordingly, the electronic device 101 may be implemented to operate independently within the electronic device 101 without a separate communication function.

According to an embodiment, the server 106 drives the electronic device 101 by performing at least one operation (or function) among the operations (or functions) implemented in the electronic device 101 . can support For example, the server 106 may include a determination server module (not shown) capable of supporting the determination module 180 implemented in the electronic device 101 . For example, the determination server module includes at least one component of the determination module 180 to perform (or substitute) at least one of the operations (or functions) performed by the determination module 180 . You may.

The determination module 180 determines at least a portion of information obtained from other components (eg, the processor 120 , the memory 130 , the input/output interface 150 , or the communication interface 170 ). can be processed and presented to the user in a variety of ways. Additional information on the determination module 180 may be provided through FIG. 2 to be described later.

Although the determination module 180 in FIG. 1 is illustrated as a module separate from the processor 120, at least a portion of the determination module 180 may be implemented by being included in the processor 120 or at least one other module. , the entire function of the determination module 180 may be implemented by being included in the illustrated processor 120 or another processor.

FIG. 2 is a block diagram of an electronic device (eg, the electronic device 101 including the determination module 180 of FIG. 1 ) according to various embodiments of the present disclosure. For convenience of description, an example in which the determination module 180 is executed in the processor 120 will be described. At least one component included in the controller 212 of FIG. 2 may be included in the determination module 180 or the processor 120 of FIG. 1 .

Referring to FIG. 2 , the first electronic device 210 may include at least one of an external device connection unit 211 and a control unit 212 .

The first electronic device 210 may be electrically connected to the second electronic device 220 through the external device connection unit 211 . According to various embodiments of the present disclosure, the second electronic device 220 may be referred to as an “external electronic device” for the first electronic device 210 .

The external device connection part 211 may include at least one connection pin. The first electronic device 210 and the second electronic device 220 may be electrically connected to each other by a contact provided in the connection part of the second electronic device 220 in contact with each pin of the external device connection part 211 . have.

When the first electronic device 210 is electrically connected to the second electronic device 220 through the external device connection unit 211 , it transmits data or power to the second electronic device 220 , or 2 Data or power may be received from the electronic device 220 . At least a portion of the external device connection unit 211 may be included in the input/output interface 150 or the communication interface 170 of FIG. 1 .

The controller 212 may control the first electronic device 210 to communicate with the second electronic device 220 through the external device connection unit 211 , and It can also process data. At least some functions of the controller 212 may be included in the determination module 180 or the processor 120 of FIG. 1 .

According to various embodiments of the present disclosure, the controller 212 may be connected to at least one pin among a plurality of pins provided in the external device connection 211 . Also, the control unit 212 may be connected to an ID pin for detecting whether or not the second electronic device 220 is connected or a type of the plurality of pins.

According to various embodiments of the present disclosure, the control unit 212 measures a voltage or resistance from the ID pin of the external device connection unit 211 and compares the measured voltage or resistance with a preset voltage or resistance to the external device. It may be determined whether the device connection unit 211 is abnormal. Various embodiments for determining whether the abnormality is described will be described in detail below with reference to FIG. 3 .

When the controller 212 determines that an abnormality has occurred in the external device connection unit 211 due to, for example, submersion, invasion, or penetration of foreign substances, the controller 212 may control to perform preset operations according to the determination result.

3 is a diagram illustrating a configuration example of an electronic device according to various embodiments of the present disclosure. Referring to FIG. 3 , an electronic device 300 according to various embodiments of the present disclosure includes one of an external device connection unit 310 , a first function control unit 320 , a second function control unit 330 , or a device control unit 340 . It may be configured to include at least one.

The external device connection unit 310 may include a first function connection unit 311 and a second function connection unit 312 . The external device connection unit 310 may include a plurality of connection pins to physically constitute one connection unit. The plurality of pins included in the external device connection part 310 may be divided into a plurality of connection parts according to their functions. For example, the first function connection unit 311 may be configured with at least one pin provided for a first function among a plurality of functions, and may include at least one pin provided for a second function among the plurality of functions. The second function connection unit 312 may be configured. The first functional connection part 311 and the second functional connection part 312 may be distinguished by arranging a plurality of pins in upper and lower positions or left and right in a physically single external device connector 310 .

For example, as shown in FIG. 4 , the first function connection unit 311 may be a USB connection unit corresponding to a USB function, and the second function connection unit 312 may correspond to a mobile high-definition link (MHL) function. It may be an MHL connection. The external device connection unit 310 may be a micro USB connection unit, some of the plurality of pins included in the micro USB connection unit may include pins for a USB function, and some of the plurality of pins provide an MHL function. It may include pins for

At least one pin included in the first function connection unit 311 may be connected to the first function control unit 320 , and at least one pin included in the second function connection unit 312 may be connected to the second function control unit 330 . ) can be connected to Also, the first function control unit 320 and the second function control unit 330 may be directly or indirectly connected to each other.

The first function control unit 320 may transmit/receive a signal or power from each pin of the first function connection unit 311 , and whether an external device is connected or connected through the external device connection unit 310 among the plurality of pins. It may be connected to the first ID pin for detecting the type of the external device. According to various embodiments of the present disclosure, the first function control unit 320 measures a voltage or resistance from the first ID pin of the first function connection unit 311 and sets the measured voltage or resistance to a preset voltage or By comparing the resistance with the resistance, it is possible to determine whether an external device connected to the external device connection unit 310 is connected or the type of the external device.

The second function control unit 330 may transmit/receive signals from each pin of the second function connection unit 312 , and from among the plurality of pins, whether an external device is connected through the external device connection unit 310 or a connected external device. It may be connected to the second ID pin for detecting the type. According to various embodiments of the present disclosure, the second function control unit 330 measures a voltage or resistance from the second ID pin of the second function connection unit 312 and sets the measured voltage or resistance to a preset voltage or By comparing the resistance with the resistance, it is possible to determine whether an external device connected to the external device connection unit 310 is connected or the type of the external device.

According to various embodiments of the present disclosure, assuming that the external device connection unit 310 is a micro USB connection unit, the first function connection unit 311 may be a USB connection unit, and the second function connection unit 312 is an MHL connection unit. can be negative Also, the first function control unit 320 may be a USB control unit, and the second function control unit 330 may be an MHL control unit.

The device control unit 340 is connected to the first function control unit 320 and/or the second function control unit 330 , and is configured as the first function control unit 320 and/or the second function control unit 330 , respectively. A control signal related to the function may be provided. In addition, various functions of the electronic device 300 are performed by generating a signal for controlling the electronic device 300 from data or signals received from the first function controller 320 and/or the second function controller 330 . can be controlled

According to various embodiments of the present disclosure, the first function control unit 320 may measure a voltage or resistance from the first ID pin of the first function connection unit 311 , and the first function connection unit 311 may The measured voltage value or resistance value may be provided to the device controller 340 as an analog or digital signal. In addition, the second function control unit 330 may measure a voltage or resistance from the second ID pin of the second function connection unit 312 , and the second function connection unit 312 may measure the measured voltage value or resistance value. may be provided to the device controller 340 as an analog or digital signal.

According to various embodiments of the present disclosure, the device control unit 340 receives the measured value at the first ID pin and the second ID pin provided from the first function control unit 320 and the second function control unit 330 , respectively. Whether the external device connection unit 310 is abnormal may be determined based on the measured value of . For example, when it is determined that the measured value of the first ID pin and the measured value of the second ID pin are not normal by comparing them with preset criteria, a corresponding function may be executed. For example, when the device control unit 340 determines that an abnormality has occurred in the external device connection unit 310 , supplying power through at least one pin among a plurality of pins included in the external device connection unit 310 is performed. can be blocked. Also, when it is determined that the abnormality has occurred, the device control unit 340 may notify the user by displaying whether the abnormality has occurred on the screen.

Also, when it is determined that an abnormality has occurred in the external device connection unit 311 , the device control unit 340 may cut off power or current supplied to at least one circuit provided in the electronic device 300 , Power of the electronic device 300 may be controlled to be turned off.

Meanwhile, in various embodiments of the present invention, each functional unit or module may mean a functional and structural combination of hardware for performing the technical idea of various embodiments of the present invention and software for driving the hardware. For example, each of the functional units or modules may mean a logical unit of a predetermined code and a hardware resource for executing the predetermined code, and does not necessarily mean physically connected code or means one type of hardware It can be easily inferred to an average expert in the technical field of the embodiment of the present invention.

4 is a diagram illustrating a configuration example of an electronic device according to various embodiments of the present disclosure. Referring to FIG. 4 , an electronic device 400 according to various embodiments of the present disclosure includes a micro USB connection unit 410 , a USB control unit 420 , an MHL control unit 430 , an application processor 440 , and a power supply unit 450 . , or at least one of the display unit 460 may be included.

The micro USB connection unit 410 may include a USB connection unit 411 and an MHL connection unit 412 . The micro USB connection unit 410 may include a plurality of connection pins (eg, 11 pins) to physically constitute one connection unit. A plurality of pins (eg, 11 pins) included in the micro USB connection unit 410 may be divided into a USB connection unit 411 and an MHL connection unit 412 according to their functions.

For example, the USB connection unit 411 may include at least one of a Vbus pin, a D- pin, a D+ pin, an ID pin, and a GND pin (ground). According to various embodiments of the present disclosure, at least one pin among the pins provided in the USB connection unit 411 may be omitted or at least one other pin may be added. Each pin of the micro USB connection unit 410 may be a pin supporting communication according to at least one communication protocol. For example, the communication protocol may be USB or micro USB, and various embodiments of the present invention are not limited thereto.

For example, the electronic device may supply power to an external electronic device connected through the Vbus pin. Also, the electronic device may transmit and/or receive data to and/or from an external electronic device through the D- pin or the D+ pin. In addition, the electronic device may check whether an external electronic device is connected or the type of the connected external electronic device through the ID pin.

For example, when an external electronic device is connected through the micro USB connector 410 and the ID pin of the USB connector 411 is in a floating state, the external electronic device operates in a client mode. can do. Also, when the ID pin is shorted, the external electronic device may operate in a host mode or an on the go (OTG) mode.

For example, according to various embodiments of the present disclosure, the function of each pin may be set as shown in Table 1 below. However, various embodiments of the present invention are not limited to Table 1 below.

Contact Number Signal Name Typical Wiring Assignment One VBUS Red 2 D- White 3 D- Green 4 ID <Ra_PLUG_ID 5 GND Black Shell Shield Drain Wire

At least one pin (eg, five pins) included in the USB connection unit 411 may be connected to the USB control unit 420 , and at least one pin included in the MHL connection unit 412 may be connected to the MHL control unit 430 . can be connected to The USB control unit 420 may transmit and receive signals from each pin of the USB connection unit 411, and among the plurality of pins, to detect whether an external device is connected through the micro USB connection unit 410 or the type of the connected external device. may be connected to the first ID pin for The USB controller 420 may be configured as a micro USB interface integrated circuit (MUIC).

The USB control unit 420 may measure a voltage or resistance from the first ID pin to determine which external device or cable is connected to the USB connection unit 411 of the micro USB connection unit 410 . The measured resistance value may be converted into a digital value by an analog to digital converter (ADC) in the USB controller 420 , and the voltage value or resistance value of the first ID pin converted to the digital value is the application processor 440 . can be provided as

For example, the connected external device may be determined from the resistance value converted by the USB controller 420 as shown in Table 2 below.

ID Resistors (ohms) Description GND USB_OTG 75 Audio Video Cable with load 1K MHL cable 2K SEND/END Button 2.064K Remote S1 Button 3.208K Remote S2 Button 4.014K Remote S3 Button 4.82K Remote S4 Button 6.03K Remote S5 Button 8.03K Remote S6 Button 10.03K Remote S7 Button 12.30K Remote S8 Button 14.46K Remote S9 Button 17.26K Remote S10 Button 20.5K Remote S11 Button 24.07K Remote S12 Button 28.7K Reserved Accessory 1 34K Reserved Accessory 2 40.2K Reserved Accessory 3 49.9K Reserved Accessory 4 64.9K Reserved Accessory 5 80.07K CEA936 Audio Mode 102K Phone Powered Device 212K TTY Converter 150K UART Cable 200K CEA-936A Type 1 Charger 255K Factory Mode USB 301K Factory Mode USB 365K Audio Video Cable with no load 442K CEA-936A Type 2 Charger 523K Factory Mode UART 619K Factory Mode UART 1000K Audio Mode with Remote Open USB, Dedicated Charger or Accessroy removal

In addition, the MHL control unit 430 may transmit/receive signals from each pin of the MHL connection unit 412 , whether an external device is connected through the micro USB connection unit 410 among the plurality of pins, or the type of the connected external device. It may be connected to a second ID pin for detecting . The MHL control unit 430 may be configured as an MHL interface IC (MHLIC).

The MHL controller 430 may measure a voltage or resistance from the second ID pin to determine which external device or cable is connected to the MHL connector 412 of the micro USB connector 410 . The measured analog voltage value or resistance value may be provided from the MHL controller 430 to the application processor 440 . The application processor 440 may convert the analog voltage value or resistance value provided from the MHL control unit 430 into a digital voltage value or resistance value by an analog to digital converter (ADC). For example, the ID signal output of the MHL controller 430 may be connected to an ADC port of the application processor 440 . For example, the connected external device may be determined from the voltage value or the resistance value converted by the MHL controller 430 .

According to various embodiments of the present disclosure, in the application processor 440 , from the digital voltage value or resistance value provided through the USB control unit 420 and the analog voltage value or resistance value provided through the MHL control unit 430 , the microcontroller It is possible to determine the type of an external device connected to the USB connection unit 410 and determine whether the micro USB connection unit 410 is submerged or invaded.

For example, in the application processor 440, when a cable is connected to the micro USB connection unit 410 under normal circumstances, a resistance value as shown in Table 3 below may be measured.

USB_ID (1st ID pin) MHL_ID (2nd ID pin) OTG cable connection 0 ohm Open MHL cable connection 1K ohm 1K ohm

For example, when the resistance value of the first ID pin and the resistance value of the second ID pin determined by the application processor 440 show the values in <Table 3>, it is determined that the cable is normally connected to the micro USB connection unit 410 . can

When moisture permeates or immersion occurs in the micro USB connection part 410, moisture is applied to at least one pin (eg, 11 pins) of the micro USB connection part 410, and the resistance value between the pins can all be lowered. have.

For example, when the OTG cable is normally connected to the micro USB connector 410, as shown in Table 3, USB_ID is measured as 0 ohm, and MHL_ID can be measured in an open state. have. However, when the micro USB connection unit 410 is invaded or submerged, a state in which both the resistance values of the USB_ID and MHL_ID change from a constant value (eg, about 8K ohm) to 0 ohm may appear. .

As a result of the test, when 3% salt water is added to the conventional micro USB connection part, the ID pin resistance value of the USB connection part is recognized as 8K ohm immediately after input, and it is recognized as 0 ohm after about 20 minutes, so the OTG cable is not connected In spite of this, it may be recognized as an OTG cable connection state. For example, corrosion may occur due to the minute current supplied to the USB_ID pin of the micro USB connection part for OTG recognition as described above, which may cause malfunction of the electronic device.

In various embodiments of the present disclosure, the ID pin resistance value output of the MHL control unit 430 is connected to the ADC port of the application processor 440 and measured at the ID pin of the USB connection unit 411 in the application processor 440 . By comparing the measured resistance value with the resistance value measured at the ID pin of the MHL connection unit 412 , it is possible to determine whether the OTG cable connection is intended by the user or misrecognition due to immersion.

As a result of comparing the resistance values measured at the ID pins in the application processor 440, if it is determined that there is an invasion or immersion, the OTG cable is not connected, so the USB connection part 411 or the MHL connection part 412 is powered on The power supply unit 450 may be controlled so that power is not output to a pin (eg, a Vbus pin). By controlling the power output to the power supply pin, corrosion of the power supply pin can be prevented, and unnecessary power loss or battery discharge can be reduced. In addition, it is possible to prevent malfunction of the electronic device.

According to various embodiments of the present disclosure, when the resistance values measured in the ID pins measured in various submersion conditions such as fresh water and sea water are stored in a table, by checking the ID resistance values in each corresponding submersion condition, corrosion of the ID pin or It is possible to judge the invasion status of the micro USB connection part. For example, when a resistance value lower than a set threshold value or more is confirmed than a resistance value previously set and stored in a table, it may be determined that the ID pin is corroded.

In addition, according to various embodiments of the present disclosure, when the application processor 440 determines that an abnormality has occurred in the micro USB connection unit 410, it is possible to check whether the abnormal state continues by periodically and repeatedly determining. . As a result of the repeated determination, if the state continues for a certain period or longer, various set operations (eg, a warning to the user on the screen through the display unit 460 , automatic power-off of the electronic device, etc.) may be implemented.

The electronic device according to any one of various embodiments of the present disclosure includes a first function connection unit including a first identification pin for detecting a connection with an external electronic device and a first function connection unit for detecting a connection with an external electronic device. an external device connection unit provided with a second function connection unit including a second ID pin for; and a processor that determines that an abnormality has occurred in the external device connection unit when the values measured from the first ID pin and the second ID pin satisfy a set condition.

According to various embodiments of the present disclosure, the external device connection unit may be a connection unit according to a micro USB (universal serial bus) communication protocol.

According to various embodiments of the present disclosure, the first functional connection unit may be a connection unit according to a universal serial bus (USB) communication protocol, and the second function connection unit may be a connection unit according to a mobile high-definition link (MHL) communication protocol .

According to various embodiments of the present disclosure, the value measured from the first ID pin may be a voltage value or a resistance value, and the value measured from the second ID pin may be a voltage value or a resistance value.

According to various embodiments of the present disclosure, the processor may determine that an abnormality has occurred in the external device connection unit when a change in values measured from the first ID pin and the second ID pin satisfies a set condition .

According to various embodiments of the present disclosure, the processor may control to turn off the power of the electronic device in response to the abnormal occurrence determination.

According to various embodiments of the present disclosure, the processor may control to display whether an abnormality has occurred on the screen in response to the determination that the abnormality has occurred.

According to various embodiments of the present disclosure, when determining that an abnormality has occurred in the external device connection unit, the processor may repeatedly perform the operation of determining whether an abnormality occurs at a preset period.

According to various embodiments of the present disclosure, the processor is connected to at least one pin included in the first function connection unit and converts an analog ID value measured from the first ID pin of the first function connection unit into a digital ID value. It may further include; a first function control unit provided as

According to various embodiments of the present disclosure, it is connected to at least one pin included in the second function connection unit, and the analog ID value measured from the second ID pin of the second function connection unit is analog to digital (ADC) of the processor. converter) a first function control unit provided to the port; may further include.

5 is a diagram illustrating an example of a circuit configuration of an MHL controller according to various embodiments of the present disclosure. Referring to FIG. 5 , the MHL control unit 500 according to various embodiments of the present disclosure includes an interrupt logic and host plug detection unit 510 , a power management unit 520 , and I ² C slave logic (slave logic) 530, registration and configuration logic (registers and configuration logic) 540, USB ID switch 550, eTMDS (transition minimized differential signaling) interface 560, additional signal management logic (auxiliary signaling management logic) 570 or HML transmitter (MHL transmitter) 580 may be configured to include any one or more.

The video input signal input to the MHL controller 500 may be input to the eTMDS interface 560 , and may be converted into an HDMI signal and transmitted to other components through the MHL transmitter 580 . The additional signal management logic 570 may provide an additional signal to the eTMDS interface 560 , the I ² C slave logic 530 , etc. according to the control of the registration and setting logic 540 . Also, the additional signal management logic 570 may transmit/receive a CBUS signal to and from the USB ID switch 550 .

The interrupt logic and host plug detection unit 510 may output an interrupt signal according to a control signal of the registration and setting logic 540 . In addition, the registration and setting logic 540 may provide a control signal to the power management unit 520 to control the power supply of the MHL control unit 500 .

According to various embodiments of the present disclosure, the registration and setting logic 540 may provide a switching control signal to the USB ID switch 550 , and the USB ID switch 550 receives the registration and setting logic 540 from the The switching control signal may be provided and the input signal may be switched and output. For example, the USB ID switch 550 receives the MHL_ID signal from the ID pin of the MHL connection unit, and bypasses the received MHL_ID signal according to the control signal of the registration and setting logic 540 to can be output as For example, according to various embodiments of the present disclosure, the analog resistance value measured from the ID pin of the MHL connection unit is input to the USB ID switch 550 of the MHL control unit 500 , and the USB ID switch 550 receives the input By bypassing the analog resistance value of the ID pin, it can be provided to the ADC port of the application processor.

According to various embodiments of the present disclosure, in the application processor, as described above, the analog resistance value of the ID pin of the MHL connection unit 412 provided from the MHL control unit 430 and the ID of the USB connection unit 411 provided from the USB control unit It is possible to determine whether there is an abnormality in the micro USB connection unit 410 from the digital resistance value of the pin.

Hereinafter, with reference to FIGS. 6 and 7 , a method of determining whether an abnormality is present in the above-described electronic device will be described in detail.

6 is a flowchart illustrating a procedure for determining whether a connection unit is abnormal in an electronic device according to various embodiments of the present disclosure; Referring to FIG. 6 , an ID value (eg, a measured voltage value or a resistance value) measured from the first function connection unit may be checked in operation 602 . In operation 604 , an ID value (eg, a measured voltage value or a resistance value) measured from the second function connection unit may be checked.

In operation 606, if each ID value measured from the first function connection unit and the second function connection unit satisfies a preset abnormality occurrence condition, in operation 608, it is determined as an abnormal state and a set operation (eg, abnormal state notification display on the screen) , cut off the power supply to the external device connection unit, etc.).

In operation 606 , if each ID value measured from the first function connection unit and the second function connection unit falls within a preset normal condition range, in operation 610 , a normal operation may be performed.

7 is a flowchart illustrating a procedure for determining whether a connection unit is abnormal in an electronic device according to various embodiments of the present disclosure. Referring to FIG. 7 , an ID value (eg, a measured voltage value or a resistance value) measured from the USB connection unit may be checked in operation 702 . In operation 704 , an ID value (eg, a measured voltage value or a resistance value) measured from the MHL connection unit may be checked.

In operation 706, if each ID value measured from the USB connection unit and the MHL connection unit satisfies a preset abnormal occurrence condition (eg, immersion condition), in operation 708, it is determined as an abnormal state and a set operation (eg, to the Vbus pin) cut off power supply, etc.).

In operation 706 , when each ID value measured from the USB connection unit and the MHL connection unit does not satisfy a preset immersion condition, a change in each ID value may be checked in operation 710 .

As a result of checking the change of the ID value, if the change in the ID value satisfies the immersion condition in operation 712, in operation 708, it is determined as an abnormal state and a set operation (eg, cut off the power supply to the Vbus pin, etc.) may be executed. .

At least one operation among the operations shown in FIGS. 6 and 7 may be omitted and executed, and at least one other operation may be added between the operations. In addition, the operations of FIGS. 6 and 7 may be processed in the illustrated order, and the execution order of at least one operation may be changed from the execution order of other operations.

In a method of operating an electronic device according to any one of various embodiments of the present disclosure, a first identification pin is provided in the first function connection part of the external device connection part to detect a connection with at least one external electronic device. checking the measured value from checking a value measured from a second ID pin provided in a second function connection part of the external device connection part to detect a connection with at least one external electronic device; and determining that an abnormality has occurred in the external device connection unit when the values measured from the first ID pin and the second ID pin satisfy a preset condition.

According to various embodiments of the present disclosure, the external device connection unit may be a connection unit according to a micro USB (universal serial bus) communication protocol.

According to various embodiments of the present disclosure, the first functional connection unit may be a connection unit according to a universal serial bus (USB) communication protocol, and the second function connection unit may be a connection unit according to a mobile high-definition link (MHL) communication protocol .

According to various embodiments of the present disclosure, the value measured from the first ID pin may be a voltage value or a resistance value, and the value measured from the second ID pin may be a voltage value or a resistance value.

According to various embodiments of the present disclosure, the determining operation includes determining that an abnormality has occurred in the external device connection unit when a change in values measured from the first ID pin and the second ID pin satisfies a set condition action; may include.

According to various embodiments of the present disclosure, the method may further include an operation of controlling to turn off the power of the electronic device in response to the determination of the occurrence of the abnormality.

According to various embodiments of the present disclosure, the method may further include, in response to the determination of the occurrence of the abnormality, an operation of controlling whether or not the abnormality has occurred to be displayed on the screen.

According to various embodiments of the present disclosure, when it is determined that an abnormality has occurred in the external device connection unit, the method may further include an operation of repeatedly performing the operation of determining whether the abnormality occurs at a preset period.

According to various embodiments of the present disclosure, an operation of receiving an analog ID value measured from a first ID pin of the first function connection unit in a first function control unit connected to at least one pin included in the first function connection unit ; and converting the received analog ID value into a digital ID value and providing the converted analog ID value to a processor.

According to various embodiments of the present disclosure, in the second function control unit connected to at least one pin included in the second function connection unit, the analog ID value measured from the second ID pin of the second function connection unit is converted into the ADC of the processor. (analog to digital converter) operation provided to the port; may further include.

8 is a block diagram 800 of an electronic device 801 according to various embodiments of the present disclosure. The electronic device 801 may include, for example, all or a part of the electronic device 101 illustrated in FIG. 1 . The electronic device 801 includes at least one application processor (AP) 810 , a communication module 820 , a subscriber identification module (SIM) card 824 , a memory 830 , a sensor module 840 , and an input device 850 , display 860 , interface 870 , audio module 880 , camera module 891 , power management module 895 , battery 896 , indicator 897 , and motor 898 . may include

The AP 810 may control a plurality of hardware or software components connected to the AP 810 by, for example, driving an operating system or an application program, and may perform various data processing and operations. The AP 810 may be implemented as, for example, a system on chip (SoC). According to an embodiment, the AP 810 may further include a graphic processing unit (GPU) and/or an image signal processor. The AP 810 may include at least some of the components shown in FIG. 8 (eg, the cellular module 821). The AP 810 loads and processes commands or data received from at least one of other components (eg, non-volatile memory) into a volatile memory, and stores various data in a non-volatile memory. can

The communication module 820 may have the same or similar configuration to the communication interface 170 of FIG. 1 . The communication module 820 is, for example, a cellular module 821 , a WIFI module 823 , a BT module 825 , a GPS module 827 , an NFC module 828 and a radio frequency (RF) module 829 . ) may be included.

The cellular module 821 may provide, for example, a voice call, a video call, a text service, or an Internet service through a communication network. According to an embodiment, the cellular module 821 may perform identification and authentication of the electronic device 801 within a communication network using a subscriber identification module (eg, the SIM card 824 ). According to an embodiment, the cellular module 821 may perform at least some of the functions that the AP 810 may provide. According to an embodiment, the cellular module 821 may include a communication processor (CP).

Each of the WIFI module 823, the BT module 825, the GPS module 827, or the NFC module 828 includes, for example, a processor for processing data transmitted and received through the corresponding module. can According to some embodiments, at least some (eg, two or more) of the cellular module 821 , the WIFI module 823 , the BT module 825 , the GPS module 827 , or the NFC module 828 is one integrated chip. (integrated chip) (IC) or may be included in an IC package.

The RF module 829 may transmit and receive, for example, a communication signal (eg, an RF signal). The RF module 829 may include, for example, a transceiver, a power amp module (PAM), a frequency filter, a low noise amplifier (LNA), or an antenna. According to another embodiment, at least one of the cellular module 821, the WIFI module 823, the BT module 825, the GPS module 827, or the NFC module 828 transmits and receives an RF signal through a separate RF module. can

The SIM card 824 may include, for example, a card including a subscriber identification module and/or an embedded SIM (SIM), and unique identification information (eg, integrated circuit card identifier (ICCID)) or Subscriber information (eg, international mobile subscriber identity (IMSI)) may be included.

The memory 830 (eg, the memory 130 ) may include, for example, an internal memory 832 or an external memory 834 . The internal memory 832 is, for example, a volatile memory (eg, dynamic RAM (DRAM), static RAM (SRAM), or synchronous dynamic RAM (SDRAM)), a non-volatile memory (eg, a non-volatile memory) : OTPROM (one time programmable ROM), PROM (programmable ROM), EPROM (erasable and programmable ROM), EEPROM (electrically erasable and programmable ROM), mask ROM, flash ROM, flash memory (such as NAND flash or NOR flash) , a hard drive, or a solid state drive (SSD).

The external memory 834 is a flash drive, for example, CF (compact flash), SD (secure digital), Micro-SD (micro secure digital), Mini-SD (mini secure digital), xD ( extreme digital), or a memory stick (memory stick) and the like may be further included. The external memory 834 may be functionally and/or physically connected to the electronic device 801 through various interfaces.

The sensor module 840 may, for example, measure a physical quantity or detect an operating state of the electronic device 801 , and convert the measured or sensed information into an electrical signal. The sensor module 840 includes, for example, a gesture sensor 840A, a gyro sensor 840B, a barometric pressure sensor 840C, a magnetic sensor 840D, an acceleration sensor 840E, a grip sensor 840F, and a proximity sensor. (840G), color sensor (eg, RGB (red, green, blue) sensor (840H)), biometric sensor (840I), temperature/humidity sensor (840J), illuminance sensor (840K), or UV (ultra) violet) may include at least one of the sensors 840M. Additionally or alternatively, the sensor module 840 may include, for example, an olfactory sensor (E-nose sensor), an electromyography sensor (EMG sensor), an electroencephalogram sensor (EEG sensor), an electrocardiogram sensor (ECG sensor), an IR ( infrared) sensor, iris sensor and/or fingerprint sensor. The sensor module 840 may further include a control circuit for controlling at least one or more sensors included therein. In some embodiments, the electronic device 801 further includes a processor configured to control the sensor module 840 as part of the AP 810 or separately, while the AP 810 is in a sleep state. , the sensor module 840 may be controlled.

The input device 850 may be, for example, a touch panel 852 , a (digital) pen sensor 854 , a key 856 , or an ultrasonic input device. (858). The touch panel 852 may use, for example, at least one of a capacitive type, a pressure sensitive type, an infrared type, and an ultrasonic type. In addition, the touch panel 852 may further include a control circuit. The touch panel 852 may further include a tactile layer to provide a tactile response to the user.

The (digital) pen sensor 854 may be, for example, a part of a touch panel or may include a separate recognition sheet. The key 856 may include, for example, a physical button, an optical key, or a keypad. The ultrasound input device 858 may detect a sound wave from the electronic device 801 with a microphone (eg, the microphone 888) through an input tool that generates an ultrasound signal to check data.

The display 860 (eg, display 160 ) may include a panel 862 , a hologram device 864 , or a projector 866 . The panel 862 may have the same or similar configuration to the display 160 of FIG. 1 . The panel 862 may be implemented, for example, to be flexible, transparent, or wearable. The panel 862 may be configured as a single module with the touch panel 852 . The hologram device 864 may display a stereoscopic image in the air by using light interference. The projector 866 may display an image by projecting light onto the screen. The screen may be located, for example, inside or outside the electronic device 801 . According to an embodiment, the display 860 may further include a control circuit for controlling the panel 862 , the hologram device 864 , or the projector 866 .

The interface 870 is, for example, a high-definition multimedia interface (HDMI) 872 , a universal serial bus (USB) 874 , an optical interface 876 , or a D-sub (D-sub). subminiature) 878 . The interface 870 may be included in, for example, the communication interface 170 shown in FIG. 1 . Additionally or alternatively, the interface 870 may be, for example, a mobile high-definition link (MHL) interface, a secure digital (SD) card/multi-media card (MMC) interface, or an infrared data association (IrDA) interface. It may include standard interfaces.

The audio module 880 may interactively convert a sound and an electric signal, for example. At least some components of the audio module 880 may be included in, for example, the input/output interface 150 shown in FIG. 1 . The audio module 880 may process sound information input or output through, for example, a speaker 882 , a receiver 884 , an earphone 886 , or a microphone 888 .

The camera module 891 is, for example, a device capable of photographing still images and moving images, and according to an embodiment, one or more image sensors (eg, a front sensor or a rear sensor), a lens, and an image signal processor (ISP). ), or a flash (eg, LED or xenon lamp).

The power management module 895 may manage power of the electronic device 801 , for example. According to an embodiment, the power management module 895 may include a power management integrated circuit (PMIC), a charger integrated circuit (IC), or a battery or fuel gauge. The PMIC may have a wired and/or wireless charging method. The wireless charging method includes, for example, a magnetic resonance method, a magnetic induction method, or an electromagnetic wave method, and may further include an additional circuit for wireless charging, for example, a coil loop, a resonance circuit, or a rectifier. have. The battery gauge may measure, for example, the remaining amount of the battery 896 , voltage, current, or temperature during charging. The battery 896 may include, for example, a rechargeable battery and/or a solar battery.

The indicator 897 may display a specific state of the electronic device 801 or a part thereof (eg, the AP 810 ), for example, a booting state, a message state, or a charging state. The motor 898 may convert an electrical signal into mechanical vibration, and may generate a vibration or a haptic effect. Although not shown, the electronic device 801 may include a processing unit (eg, GPU) for supporting mobile TV. The processing device for supporting mobile TV may process media data according to standards such as digital multimedia broadcasting (DMB), digital video broadcasting (DVB), or media flow, for example.

Each of the above-described components of the electronic device may be composed of one or more components, and the name of the corresponding component may vary depending on the type of the electronic device. In various embodiments, the electronic device may be configured to include at least one of the above-described components, and some components may be omitted or may further include additional other components. In addition, since some of the components of the electronic device according to various embodiments are combined to form a single entity, functions of the corresponding components before being combined may be performed identically.

9 is a block diagram 900 of a program module 910 according to various embodiments of the present disclosure. According to an embodiment, the program module 910 (eg, the program 140) is an operating system (OS) that controls resources related to the electronic device (eg, the electronic device 101) and/or It may include various applications (eg, the application program 147) running on the operating system. The operating system may be, for example, Android, iOS, Windows, Symbian, Tizen, or Bada.

The program module 910 may include a kernel 920 , middleware 930 , an application programming interface (API) 960 , and/or an application 970 . At least a portion of the program module 910 may be preloaded on the electronic device or downloaded from a server (eg, the server 106 ).

The kernel 920 (eg, the kernel 141 of FIG. 1 ) may include, for example, a system resource manager 921 or a device driver 923 . The system resource manager 921 may control, allocate, or recover system resources. According to an embodiment, the system resource manager 921 may include a process manager, a memory manager, or a file system manager. The device driver 923 may include, for example, a display driver, a camera driver, a Bluetooth driver, a shared memory driver, a USB driver, a keypad driver, a WIFI driver, an audio driver, or an inter-process communication (IPC) driver. have.

The middleware 930 provides, for example, a function commonly required by the application 970 or the API 960 so that the application 970 can efficiently use a limited system resource inside the electronic device. ), various functions may be provided to the application 970 . According to an embodiment, the middleware 930 (eg, middleware 143 ) includes a runtime library 935 , an application manager 941 , a window manager 942 , and a multimedia manager. manager (943), resource manager (944), power manager (945), database manager (946), package manager (947), connectivity manager (connectivity) manager 948 , a notification manager 949 , a location manager 950 , a graphic manager 951 , or a security manager 952 . may include

The runtime library 935 may include, for example, a library module used by a compiler to add a new function through a programming language while the application 970 is being executed. The runtime library 935 may perform input/output management, memory management, or a function for an arithmetic function.

The application manager 941 may, for example, manage a life cycle of at least one of the applications 970 . The window manager 942 may manage GUI resources used in the screen. The multimedia manager 943 may identify a format required for reproduction of various media files, and may encode or decode the media file using a codec suitable for the format. The resource manager 944 may manage resources such as a source code, a memory, or a storage space of at least one of the applications 970 .

The power manager 945 may, for example, operate in conjunction with a basic input/output system (BIOS), etc. to manage a battery or power, and provide power information required for the operation of the electronic device. . The database manager 946 may create, search, or change a database to be used by at least one of the applications 970 . The package manager 947 may manage installation or update of applications distributed in the form of package files.

The connection manager 948 may manage a wireless connection such as WIFI or Bluetooth, for example. The notification manager 949 may display or notify an event such as an arrival message, an appointment, or a proximity notification in a non-obstructive manner to the user. The location manager 950 may manage location information of the electronic device. The graphic manager 951 may manage a graphic effect to be provided to a user or a user interface related thereto. The security manager 952 may provide various security functions necessary for system security or user authentication. According to an embodiment, when the electronic device (eg, the electronic device 101 ) includes a phone function, the middleware 930 includes a telephony manager for managing the voice or video call function of the electronic device. may include more.

The middleware 930 may include a middleware module that forms a combination of various functions of the aforementioned components. The middleware 930 may provide a specialized module for each type of operating system in order to provide a differentiated function. Also, the middleware 930 may dynamically delete some existing components or add new components.

The API 960 (eg, API 145 ) is, for example, a set of API programming functions, and may be provided in a different configuration according to an operating system. For example, in the case of Android or iOS, one API set may be provided for each platform, and in the case of Tizen, two or more API sets may be provided for each platform.

The application 970 (eg, application 147 program) is, for example, home 971 , dialer 972 , SMS/MMS 973 , instant message (IM) 974 , browser 975 . , Camera 976, Alarm 977, Contacts 978, Voice Dial 979, Email 980, Calendar 981, Media Player 982, Album 983, or Clock 984, Health It may include one or more applications that may provide functions such as health care (eg, measuring exercise amount or blood sugar), or providing environmental information (eg, providing information on air pressure, humidity, or temperature, etc.) .

According to an embodiment, the application 970 is an application supporting information exchange between the electronic device (eg, the electronic device 101 ) and an external electronic device (eg, the electronic devices 102 and 104 ) (hereinafter, referred to as " For convenience of description, "information exchange application") may be included. The information exchange application may include, for example, a notification relay application for delivering specific information to the external electronic device, or a device management application for managing the external electronic device. .

For example, the notification delivery application transmits notification information generated from another application (eg, SMS/MMS application, email application, health care application, or environment information application, etc.) of the electronic device to an external electronic device (eg, electronic device). (102, 104)). Also, the notification delivery application may receive notification information from, for example, an external electronic device and provide the notification information to the user. The device management application is, for example, a turn-of at least one function (eg, the external electronic device itself (or some component) of an external electronic device (eg, the electronic device 104) communicating with the electronic device) management (eg, installation, application, or message service) provided by an application running on the external electronic device or a service (eg, call service or message service) provided by the external electronic device delete or update).

According to an embodiment, the application 970 is designated according to a property of the external electronic device (eg, the electronic device 102 or 104 ) (eg, a property of the electronic device, in which the type of the electronic device is a mobile medical device). It may include applications (eg, health care applications). According to an embodiment, the application 970 may include an application received from an external electronic device (eg, the server 106 or the electronic devices 102 and 104 ). According to an embodiment, the application 970 may include a preloaded application or a third party application downloadable from a server. Names of components of the program module 910 according to the illustrated embodiment may vary depending on the type of the operating system.

According to various embodiments, at least a portion of the program module 910 may be implemented in software, firmware, hardware, or a combination of at least two or more thereof. At least a part of the program module 910 may be implemented (eg, executed) by, for example, a processor (eg, the AP 810 ). At least a part of the program module 910 may include, for example, a module, a program, a routine, a set of instructions, or a process for performing one or more functions.

As used herein, the term “module” or “functional unit” may refer to, for example, a unit including one or a combination of two or more of hardware, software, or firmware. “Module” or “functional unit” is used interchangeably with terms such as, for example, unit, logic, logical block, component, or circuit. ) can be A “module” or “functional unit” may be a minimum unit or a part of an integrally configured component. A “module” may be a minimum unit or a part of performing one or more functions. A “module” or “function” may be implemented mechanically or electronically. For example, a “module” or “functional unit” means an application-specific integrated circuit (ASIC) chip, field-programmable gate arrays (FPGAs) or programmable logic device (FPGA) that performs certain operations, known or to be developed in the future. -logic device).

At least a portion of an apparatus (eg, modules or functions thereof) or a method (eg, operations) according to various embodiments is, for example, a computer-readable storage medium in the form of a program module It can be implemented as a command stored in . When the instruction is executed by a processor (eg, the processor 120), the one or more processors may perform a function corresponding to the instruction. The computer-readable storage medium may be, for example, the memory 130 .

The computer-readable recording medium includes a hard disk, a floppy disk, magnetic media (eg, magnetic tape), optical media (eg, compact disc read only memory (CD-ROM), DVD). (digital versatile disc), magneto-optical media (such as floppy disk), hardware device (such as read only memory (ROM), random access memory (RAM), or flash memory etc.), etc. In addition, the program instructions may include not only machine code such as generated by a compiler, but also high-level language code that can be executed by a computer using an interpreter, etc. The above-described hardware device includes It may be configured to act as one or more software modules to perform the operations of various embodiments, and vice versa.

A module or a program module according to various embodiments may include at least one or more of the above-described components, some may be omitted, or may further include additional other components. Operations performed by a module, a program module, or other components according to various embodiments may be executed sequentially, in parallel, iteratively, or in a heuristic method. Also, some operations may be executed in a different order, omitted, or other operations may be added.

According to various embodiments, in a storage medium storing instructions, when the instructions are executed by at least one processor, the at least one processor is configured to perform at least one operation, wherein the at least one operation is , checking a value measured from a first identification pin provided in the first function connection part of the external device connection part to detect a connection with at least one external electronic device; checking a value measured from a second ID pin provided in a second function connection part of the external device connection part to detect a connection with at least one external electronic device; and determining that an abnormality has occurred in the external device connection unit when the values measured from the first ID pin and the second ID pin satisfy a preset condition.

And, the embodiments of the present invention invented in the present specification and drawings are merely presented as specific examples to easily explain the technical contents according to the embodiments of the present invention and help the understanding of the embodiments of the present invention, and the scope of the embodiments of the present invention It is not intended to limit Therefore, in the scope of various embodiments of the present invention, in addition to the embodiments disclosed herein, it should be construed that all changes or modifications derived from the technical ideas of various embodiments of the present invention are included in the scope of various embodiments of the present invention. .

100: network environment 101, 102, 104: electronic device
106: server 110: bus
120: processor 130: memory
140: program 141: kernel
143: middleware 145: API
147: application 150: input/output interface
160: display 162, 164: network
170: communication interface 180: judgment module
210: first electronic device 211, 310: external device connection unit
212: controller 220: second electronic device
300, 400: electronic device 311: first function connection unit
312: second function connection unit 320: first function control unit
330: second function controller 340: device controller
410: micro USB connection part 411: USB connection part
412: MHL connector 420: USB controller
430: MHL control unit 440: application processor
450: power supply 460: display

Claims (20)

A first functional connector including a first ID pin for detecting a connection with an external electronic device and a second functional connector including a second ID pin for detecting a connection with an external electronic device are provided. external device connection; and
If the first ID value measured from the first ID pin and the second ID value measured from the second ID pin satisfy a set condition, it is determined that an abnormality has occurred in the external device connection unit,
If the first ID value measured from the first ID pin and the second ID value measured from the second ID pin do not satisfy the set condition, identify changes in the first and second ID values;
and a processor for determining that an abnormality has occurred in the external device connection unit when the changed first and second ID values satisfy the set condition;
The external device connection part is a connection part according to a micro USB (universal serial bus) communication protocol,
The first functional connection unit is a connection unit according to a universal serial bus (USB) communication protocol, and the second function connection unit is a connection unit according to a mobile high-definition link (MHL) communication protocol,
It is connected to at least one pin included in the second function connection unit and bypasses the analog ID value measured from the second ID pin of the second function connection unit by using a switch, thereby causing an analog to digital converter (ADC) of the processor. The electronic device further comprising a second function control unit provided to the port.
delete delete The electronic device of claim 1 , wherein the first ID value measured from the first ID pin is a voltage value or a resistance value, and the second ID value measured from the second ID pin is a voltage value or a resistance value.
delete The method of claim 1, wherein the processor comprises:
In response to the determination of the occurrence of the abnormality, the electronic device controls to turn off the power of the electronic device.
The method of claim 1, wherein the processor comprises:
In response to the determination of the occurrence of the abnormality, the electronic device controls to display whether an abnormality has occurred on a screen.
The method of claim 1, wherein the processor comprises:
If it is determined that an abnormality has occurred in the external device connection part,
An electronic device that repeatedly performs the determination of whether the abnormality is performed at a preset period.
According to claim 1,
a first function control unit connected to at least one pin included in the first function connection unit, and converting an analog ID value measured from the first ID pin of the first function connection unit into a digital ID value and providing it to the processor; including, an electronic device.
delete In the method of determining whether a connection part is abnormal in an electronic device,
checking a first ID value measured from a first identification pin included in the first function connection part of the external device connection part to detect a connection with at least one external electronic device;
checking a second ID value measured from a second ID pin included in a second function connection part of the external device connection part to detect a connection with at least one external electronic device;
determining that an abnormality has occurred in the external device connection unit when the first ID value measured from the first ID pin and the second ID value measured from the second ID pin satisfy a set condition;
identifying changes in the first and second ID values when the first ID value measured from the first ID pin and the second ID value measured from the second ID pin do not satisfy the set condition; and
and determining that an abnormality has occurred in the external device connection unit when the changed first and second ID values satisfy the set condition;
The external device connection part is a connection part according to a micro USB (universal serial bus) communication protocol,
The first functional connection unit is a connection unit according to a universal serial bus (USB) communication protocol, and the second function connection unit is a connection unit according to a mobile high-definition link (MHL) communication protocol,
In the method, in a second function control unit connected to at least one pin included in the second function connection unit, an analog ID value measured from a second ID pin of the second function connection unit is bypassed using a switch to bypass the processor. The method of determining whether a connection part is abnormal in an electronic device, further comprising the operation of providing the data to an analog to digital converter (ADC) port of the electronic device.
delete delete The electronic device of claim 11 , wherein the first ID value measured from the first ID pin is a voltage value or a resistance value, and the second ID value measured from the second ID pin is a voltage value or a resistance value. How to determine whether the connection part is abnormal.
delete 12. The method of claim 11,
The method of claim 1, further comprising controlling to turn off the power of the electronic device in response to the determination of the occurrence of the abnormality.
12. The method of claim 11,
In response to the determination of the occurrence of the abnormality, the method further comprising controlling to display whether the abnormality has occurred on a screen.
12. The method of claim 11,
The method of claim 1, further comprising, when it is determined that an abnormality has occurred in the connection unit of the external device, repeating the operation of determining whether the abnormality is present at a preset period.
12. The method of claim 11,
receiving, in a first function control unit connected to at least one pin included in the first function connection unit, an analog ID value measured from a first ID pin of the first function connection unit; and
The method of claim 1, further comprising converting the received analog ID value into a digital ID value and providing the converted value to a processor.
delete

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